Characteristics of Chemical Reactions

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Across
  1. 1. rearrangement of atoms to produce something new
  2. 3. substance with unique chemical and physical properties
  3. 4. matter includes mass, length and volume
  4. 6. observed or measured without changing substance
  5. 8. group of atoms bonded together
  6. 9. atoms rearrange during chemical change
  7. 13. insoluble solid formed from chemical reaction
  8. 14. natural substance undergo a chemical process
  9. 16. one or more substances change to make different
Down
  1. 2. property depends on type of matter not amount
  2. 5. substance produced in a chemical reaction
  3. 7. substance that changes during a reaction
  4. 10. basic unit of matter
  5. 11. physical or chemical characteristics of matter
  6. 12. single substance
  7. 15. large amounts